AR-01 / CORE
Field controller
Eight dry-contact inputs, four relay outputs, and a service panel that keeps the install legible.
Request the spec sheet →Connected hardware / 2026
Relay
the real.
Compact control hardware for the places where water, energy, and uptime are non-negotiable.
AR-01 / Field controller
24V DC / IP54 / RS-485
SenseDecideRelayReport
Product register / 01
Small boxes.
Serious reach.
Three dependable modules for teams that need to move from signal to action without rebuilding the stack.
AR-02 / NODE
Sensor node
Low-power edge sensing for tank rooms, plant spaces, and distributed assets.
Read the signal path →AR-03 / BRIDGE
Protocol bridge
Translate Modbus, pulse, and dry-contact signals into one calm, documented handoff.
Find your application →Technology / 02
Designed to
be opened.
Good control hardware is not a black box. Aqua Relay keeps the signal path visible, the enclosure serviceable, and the handoff clear for the next technician.
- Power
- 12-24V DC input with reverse polarity protection
- Link
- RS-485, Modbus RTU, isolated pulse input
- Install
- DIN rail mount, screw terminals, tool-free status readout
Applications / 03
One relay.
Many rooms.
Built for the working edge: wet rooms, plant rooms, service corridors, and every hard-to-reach cabinet between.
Water
Pump sequencing, level alarms, and quiet visibility across distributed assets.
Energy
Load states and contact signals translated into useful field data.
Facilities
Retrofit-friendly control for buildings that cannot pause for a rebuild.
OEM
A documented control layer for the next machine in your catalogue.
Engineering desk / 04
Bring us
a signal.
Tell us what the field is asking for. We will map the first useful module, protocol, or enclosure decision with you.